Another enthusiast is Frank Grillo. He plays Crossbones in several MCU films and undergoes rigorous MMA training and doesn't rule out the possibility of starting a fighting career in the future.

"I just love being part of something in the embryonic stage," says the actor, who will reprise his role as Rick Flag Sr. in ...

The movie centers on Australian former MMA champion Alex Faulker (Foster), who runs a thriving martial arts school. When two of Alex’s students are abducted by child traffickers, Alex heads into ...

While it’s certainly not news that actor Frank Grillo has left Marvel Studios to join James Gunn and Peter Safran’s ...

Frank Grillo’s commitment to Rick Flag Sr. is evident. Additionally, the actor has also been open about facing challenges with portraying the character. While his animated counterpart sports ...

Frank Grillo as Brock Rumlow (L) and Rick Flag Sr. (R) Zade Rosenthal / Walt Disney Studios Motion Pictures / Courtesy Everett Collection / Dan Steinberg / Briarcliff Entertainment / Getty Images ...

Frank Grillo opened up about starring in Marvel and DC Studios films and revealing the differences between both universes.